發送短信 : Use of spent coffee ground biochar as ambient PAHs sorbent and novel extraction method for GC-MS analysis

 _    _      ___      _  __   __   __            
| \  / ||   / _ \\   | |/ //  \ \\/ //   ____    
|  \/  ||  / //\ \\  | ' //    \ ` //   |    \\  
| .  . || |  ___  || | . \\     | ||    | [] ||  
|_|\/|_|| |_||  |_|| |_|\_\\    |_||    |  __//  
`-`  `-`  `-`   `-`  `-` --`    `-`'    |_|`-`   
                                        `-`